Finding the Fourth Proportional to 3,559.98, 5,339.96 and 962.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,559.98 : 5,339.96 = 962.91 : x
2. Step 2: Convert to fraction form
   3,559.98/5,339.96 = 962.91/x
3. Step 3: Cross multiply
   3,559.98x = 5,339.96 × 962.91
4. Step 4: Simplify right side
   3,559.98x = 5,141,900.88
5. Step 5: Solve for x
   x = 5,141,900.88/3,559.98
6. Step 6: Final answer
   x = 1,444.36